Get started with OpenShift Origin 3 and GitLab

This post details the technical steps and considerations for deploying GitLab on OpenShift Origin 3. It covers setting up the OpenShift environment using Vagrant, exploring the OpenShift web console and CLI, and troubleshooting common VM issues. The core contribution is the step-by-step guide to deploying GitLab using its official Docker image and an OpenShift template, including creating a new project, importing the template, and configuring the application with separate PostgreSQL and Redis instances.